| 摘要 |
<p>PURPOSE:To obtain sufficient re-gereration by a re-gereration processing irrespective of a collected amount of particulate, and prevent a diesel particulate filter from being eroded or cracked by the re-gereration processing. CONSTITUTION:A detecting means 9 for detecting back pressure is provided on the upstream side of a diesel particulate filter 5. Also a flow speed alteration means 8, etc., which identify a collected amount of particulate by signals from the detecting means 9 and alter the flow speed of feed gas is provided.</p> |
